{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-37948","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-04-16T04:51:23.972Z","datePublished":"2025-05-20T16:01:44.452Z","dateUpdated":"2026-05-11T21:18:11.984Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:18:11.984Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\narm64: bpf: Add BHB mitigation to the epilogue for cBPF programs\n\nA malicious BPF program may manipulate the branch history to influence\nwhat the hardware speculates will happen next.\n\nOn exit from a BPF program, emit the BHB mititgation sequence.\n\nThis is only applied for 'classic' cBPF programs that are loaded by\nseccomp."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/arm64/include/asm/spectre.h","arch/arm64/kernel/proton-pack.c","arch/arm64/net/bpf_jit_comp.c"],"versions":[{"version":"0be7320a635c2e434e8b67e0e9474a85ceb421c4","lessThan":"c6a8735d841bcb7649734bb3a787bb174c67c0d8","status":"affected","versionType":"git"},{"version":"0be7320a635c2e434e8b67e0e9474a85ceb421c4","lessThan":"993f63239c219696aef8887a4e7d3a16bf5a8ece","status":"affected","versionType":"git"},{"version":"0be7320a635c2e434e8b67e0e9474a85ceb421c4","lessThan":"8fe5c37b0e08a97cf0210bb75970e945aaaeebab","status":"affected","versionType":"git"},{"version":"0be7320a635c2e434e8b67e0e9474a85ceb421c4","lessThan":"42a20cf51011788f04cf2adbcd7681f02bdb6c27","status":"affected","versionType":"git"},{"version":"0be7320a635c2e434e8b67e0e9474a85ceb421c4","lessThan":"38c345fd54afd9d6ed8d3fcddf3f6ea23887bf78","status":"affected","versionType":"git"},{"version":"0be7320a635c2e434e8b67e0e9474a85ceb421c4","lessThan":"852b8ae934b5cbdc62496fa56ce9969aa2edda7f","status":"affected","versionType":"git"},{"version":"0be7320a635c2e434e8b67e0e9474a85ceb421c4","lessThan":"0dfefc2ea2f29ced2416017d7e5b1253a54c2735","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/arm64/include/asm/spectre.h","arch/arm64/kernel/proton-pack.c","arch/arm64/net/bpf_jit_comp.c"],"versions":[{"version":"3.7","status":"affected"},{"version":"0","lessThan":"3.7","status":"unaffected","versionType":"semver"},{"version":"5.10.239","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.186","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.139","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.91","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.29","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.14.7","lessThanOrEqual":"6.14.*","status":"unaffected","versionType":"semver"},{"version":"6.15","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.7","versionEndExcluding":"5.10.239"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.7","versionEndExcluding":"5.15.186"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.7","versionEndExcluding":"6.1.139"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.7","versionEndExcluding":"6.6.91"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.7","versionEndExcluding":"6.12.29"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.7","versionEndExcluding":"6.14.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.7","versionEndExcluding":"6.15"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/c6a8735d841bcb7649734bb3a787bb174c67c0d8"},{"url":"https://git.kernel.org/stable/c/993f63239c219696aef8887a4e7d3a16bf5a8ece"},{"url":"https://git.kernel.org/stable/c/8fe5c37b0e08a97cf0210bb75970e945aaaeebab"},{"url":"https://git.kernel.org/stable/c/42a20cf51011788f04cf2adbcd7681f02bdb6c27"},{"url":"https://git.kernel.org/stable/c/38c345fd54afd9d6ed8d3fcddf3f6ea23887bf78"},{"url":"https://git.kernel.org/stable/c/852b8ae934b5cbdc62496fa56ce9969aa2edda7f"},{"url":"https://git.kernel.org/stable/c/0dfefc2ea2f29ced2416017d7e5b1253a54c2735"}],"title":"arm64: bpf: Add BHB mitigation to the epilogue for cBPF programs","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"},{"url":"https://lists.debian.org/debian-lts-announce/2025/08/msg00010.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T19:57:38.769Z"}}]}}